STMPE24M31QTR STMicroelectronics, STMPE24M31QTR Datasheet - Page 57

• Manufacturer Part Number: STMPE24M31QTR
• Description: IC SENSOR S-TOUCH 24CH 40QFN
• Manufacturer: STMicroelectronics
• Series: S-Touch™r
• Type: Capacitiver

Specifications of STMPE24M31QTR

• Number Of Inputs/keys: 24 Key
• Data Interface: I²C
• Data Rate/sampling Rate (sps, Bps): 100k, 400k
• Voltage Reference: External
• Voltage - Supply: 1.65 V ~ 1.95 V
• Current - Supply: 900µA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 40-VQFN
• Output Type: Logic
• Interface: I²C
• Input Type: Logic
• Supply Voltage: 1.8 V
• Number Of Channels: 24
• Dimensions: 5 mm L x 5 mm W x 0.85 mm H
• Temperature Range: - 40 C to + 85 C
• Termination Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-10380-2

STMPE16M31, STMPE24M31
CH_DATA-n
Address:
Type:
Reset:
Description:
LSB, address : 0xC0 + (2*N), N = channel number
MSB, address : 0xC0 + (2*N+1), N = channel numer
RW
RW
7
0
7
0
[16:0] Channel data
RW
RW
6
0
6
0
Display data selected by channel data type register (0x7C)
0xC0-0xEF
RW
0x00
Capacitive sensor channel data. The type of data represented by this register
depends on the channel data type register (0x7C).
RW
RW
5
0
5
0
Doc ID 16174 Rev 2
Channel N data [15:8]
Channel N data [7:0]
RW
RW
4
0
4
0
RW
RW
3
0
3
0
RW
RW
CHDATA-n registers (0-23)
2
0
2
0
Touch sensor controller
RW
RW
1
0
1
0
RW
RW
0
0
0
0
57/83